All articles filed in dapp

This post is the continuation of: Creating my first Ethereum Smart-Contract in Test net In this example, we can use an Ethereum smart-contract to register products and its value in Ether. Also, we can use the same smart-contract to be called by the people to buy the products. Very easy to implement and to connect…

Imagine a way to create a Database over Ethereum using Smart-Contracts. Imagine a mix with Ethereum Blockchain and NoSQL Apache Cassandra technologies. Imagine searching using CQL over your Database over Ethereum. That’s Ties.DB!! We can make a try in this web. (You must use MetaMask in your Browser connected to Rinkeby Ethereum test-network and some Ether…

Barcelona is going to be the next link in the technology and entrepreneur ecosystem. The city and the region of Catalonia are carrying out extensive plans to transform the region into a tech ecosystem. This transformation involves startups, big corporations, universities and government working together to compete with the biggest active tech hubs around the…

It’s time to change, change your browser, change your searcher, it’s time to Web3. It’s time to wake up the Lion It’s time of BRAVE. The future is NOW! It’s BRAVE! It’s Web3! Faster, secure It’s time to change! The Lion, The Lion!… By MrAddon

Counterparty is a Smart-Contract system Dapp layer for Bitcoin blockchain. It uses XCP and BTC to create the contract. (see info) Creating a token is fairly simple: Log in to or create a wallet in Counterwallet Make sure your addresss has enough BTC for a transaction fee (currently 0.0002 BTC) If you want to create…

Qtum is another Chinese Ethereum like NEO ( we talked about NEO in the previous post: NeoLink: The MetaMask for NEO ) Qtum specifications are: Anonymity and robust security like Z-Cash Smart-Contracts development like Ethereum Integrates Segwit and Decentralized Governance Protocol. Uses UTXO model like Bitcoin, more efficient than Ethereum…. Staking Qtum in your wallet for a time…

There is a Web3 Dapp that uses MetaMask to try the methods of your smart-contract on Ethereum. In this Dapp also you can create a simple Token contract (but don’t verify it). Try it here (it’s very simple and easy!)

Here some examples of communication between Ethereum and Javascript / Webs. Full Stack Hello World Voting Ethereum Dapp Tutorial Calling a Smart Contract With a Button The development guide of MetaMask: MetaMask Compatibility Guide By MrAddon